alert dns $HOME_NET any -> any any (msg:"ET EXPLOIT_KIT Fake Browser Update Domain in DNS Lookup (updatechrllom .com)"; dns.query; bsize:17; content:"updatechrllom.com"; nocase; classtype:exploit-kit; sid:2055920; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2024_09_18, deployment Perimeter, deprecation_reason Relevance, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_11_22, reviewed_at 2024_11_22, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;)